The BMW E30 M3 is regarded by many to be one of the greatest BMWs ever built. This iconic sports sedan is considered the genesis of the sports sedan and the beginning of the BMW M Division’s influence on BMW road cars. Today E30 M3 are coveted pieces of history that impress with superior road manners and a connection lacking in modern performance cars. This leads us to our question, is it ok to engine swap an E30 M3? Well, the subject in today’s video engine swapped his E30 M3 removing the stock S14 4-cylinder engine with the S54 Straight-6 from the E46 M3.
The BMW E30 M3 was a game-changer when it debuted in 1986 blending sports car performance into the body of a saloon car. Many reference the E30 M3’s balance and ability to carry serious momentum around corners. The E30 M3 was light on its feet and relied on chassis tuning to evoke driving pleasure. The stout S14 4-cylinder engine produced a respectable 192 horsepower when fitted with a…